D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 614

• Manufacturer Part Number: D12321VF25V
• Description: IC H8S/2300 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 13 Watchdog Timer
13.1.2
Figure 13.1 shows a block diagram of the WDT.
Rev.6.00 Sep. 27, 2007 Page 582 of 1268
REJ09B0220-0600
Internal reset signal
Legend:
TCSR:
TCNT:
RSTCSR:
Notes:
(interrupt request
1. The WDTOVF pin function cannot be used in the F-ZTAT versions.
2. Internal reset signal generation is specified by means of a register setting.
Block Diagram
WDTOVF
Timer control/status register
Timer counter
Reset control/status register
signal)
WOVI
*1
*2
RSTCSR
Interrupt
control
Figure 13.1 Block Diagram of WDT
control
Reset
Overflow
Module bus
TCNT
Clock
WDT
select
Clock
TSCR
Internal clock
sources
interface
Bus
φ/2
φ/64
φ/128
φ/512
φ/2048
φ/8192
φ/32768
φ/131072